Omer Asik returned to the United Center and had a double-double with 20 points and 18 rebounds in his first trip back to Chicago since signing with the Rockets in the offseason.
The Rockets starters all scored in double figures. Chandler Parsons added 23 points and Marcus Morris had 10.
Houston has won six of seven.
The Rockets had been just 3-7 on the road entering Tuesday, but a strong second quarter turned the holiday matchup into a blowout. The Rockets outscored the Bulls 31-19 in the period to break the game open.
Source: Associated PressRockets Surge Past Bulls 120-97 by Sports Talk Florida